The Following tmk are eaten as food in there native lands or YOU may have had them already AND: Pacu, Arowana, Arapaima, Kissing Gourami, Giant Gourami, Tilapia, Oscars, Peacock Bass, African Arowana :uhoh: Bichirs :uhoh:, Red Tail Catfish, Tiger Shovelnose, Iridescent Catfish (Sharks)-ever had sutchii fillets? List can go on and on...
As far as eating your pets when they die if you use Water Conditioner you might want to steer clear
I had fried piranha and some species of large cat (maybe redtail, but I didn't see it before being cooked) when I was in the Amazon. I'm really not big on eating fish, but fresh piranha is delicious